CVE-2026-49106

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-15. the CNA's CVSS baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:patchstack, epss, ghsa
Trending — 3 sources updated this week
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Unauthenticated PHP Object Injection in Integration for Contact Form 7 and Constant Contact <= 1.1.6 versions.

CVSS v3
9.8
EG Score
9.8(high)
EPSS
30.3%
KEV
Not listed

Published

June 15, 2026

Last Modified

June 16, 2026

Advisory Details (1)

Auto-updated Jun 21, 2026
No patch confirmed yet.
generic

PHP Object Injection in WordPress Integration for Contact Form 7 and Constant Contact Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/cf7-constant-contact/vulnerability/wordpress-integration-for-contact-form-7-and-constant-contact-plugin-1-1-6-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-49106(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 72× in last 7d / 264× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 264 total refreshes for this CVE.

  1. 2026-07-07 04:48 UTCEG score recompute
  2. 2026-07-07 04:48 UTCGHSA enrichment
  3. 2026-07-06 23:33 UTCEG score recompute
  4. 2026-07-06 23:33 UTCGHSA enrichment
  5. 2026-07-06 16:27 UTCEPSS rescore
  6. 2026-07-06 05:32 UTCEG score recompute
  7. 2026-07-06 05:32 UTCGHSA enrichment
  8. 2026-07-06 02:23 UTCEPSS rescore
  9. 2026-07-06 01:15 UTCEG score recompute
  10. 2026-07-06 01:15 UTCGHSA enrichment
  11. 2026-07-05 21:14 UTCEG score recompute
  12. 2026-07-05 21:14 UTCGHSA enrichment
  13. 2026-07-05 17:00 UTCEG score recompute
  14. 2026-07-05 17:00 UTCGHSA enrichment
  15. 2026-07-05 13:00 UTCEG score recompute
  16. 2026-07-05 13:00 UTCGHSA enrichment
  17. 2026-07-05 08:53 UTCEG score recompute
  18. 2026-07-05 08:52 UTCGHSA enrichment
  19. 2026-07-05 02:46 UTCEG score recompute
  20. 2026-07-05 02:45 UTCGHSA enrichment
  21. 2026-07-05 02:30 UTCEPSS rescore
  22. 2026-07-04 22:43 UTCEG score recompute
  23. 2026-07-04 22:43 UTCGHSA enrichment
  24. 2026-07-04 18:42 UTCEG score recompute
  25. 2026-07-04 18:42 UTCGHSA enrichment
Show 75 more
  1. 2026-07-04 13:32 UTCEG score recompute
  2. 2026-07-04 13:31 UTCGHSA enrichment
  3. 2026-07-04 09:31 UTCEG score recompute
  4. 2026-07-04 09:31 UTCGHSA enrichment
  5. 2026-07-04 06:31 UTCEPSS rescore
  6. 2026-07-03 22:43 UTCEG score recompute
  7. 2026-07-03 22:43 UTCGHSA enrichment
  8. 2026-07-03 18:27 UTCEG score recompute
  9. 2026-07-03 18:27 UTCGHSA enrichment
  10. 2026-07-03 14:02 UTCEG score recompute
  11. 2026-07-03 14:02 UTCGHSA enrichment
  12. 2026-07-03 06:51 UTCEG score recompute
  13. 2026-07-03 06:51 UTCGHSA enrichment
  14. 2026-07-03 01:30 UTCEG score recompute
  15. 2026-07-03 01:30 UTCGHSA enrichment
  16. 2026-07-02 21:30 UTCEG score recompute
  17. 2026-07-02 21:30 UTCGHSA enrichment
  18. 2026-07-02 17:30 UTCEG score recompute
  19. 2026-07-02 17:30 UTCGHSA enrichment
  20. 2026-07-02 13:26 UTCEG score recompute
  21. 2026-07-02 13:26 UTCGHSA enrichment
  22. 2026-07-02 09:09 UTCEG score recompute
  23. 2026-07-02 09:09 UTCGHSA enrichment
  24. 2026-07-02 05:06 UTCEG score recompute
  25. 2026-07-02 05:06 UTCGHSA enrichment
  26. 2026-07-02 01:06 UTCEG score recompute
  27. 2026-07-02 01:05 UTCGHSA enrichment
  28. 2026-07-01 21:04 UTCEG score recompute
  29. 2026-07-01 21:04 UTCGHSA enrichment
  30. 2026-07-01 17:04 UTCEG score recompute
  31. 2026-07-01 17:04 UTCGHSA enrichment
  32. 2026-07-01 15:07 UTCEPSS rescore
  33. 2026-07-01 13:03 UTCEG score recompute
  34. 2026-07-01 13:03 UTCGHSA enrichment
  35. 2026-07-01 09:02 UTCEG score recompute
  36. 2026-07-01 09:02 UTCGHSA enrichment
  37. 2026-07-01 05:01 UTCEG score recompute
  38. 2026-07-01 05:00 UTCGHSA enrichment
  39. 2026-07-01 00:54 UTCEG score recompute
  40. 2026-07-01 00:54 UTCGHSA enrichment
  41. 2026-06-30 23:22 UTCEPSS rescore
  42. 2026-06-30 20:53 UTCEG score recompute
  43. 2026-06-30 20:53 UTCGHSA enrichment
  44. 2026-06-30 16:53 UTCEG score recompute
  45. 2026-06-30 16:53 UTCGHSA enrichment
  46. 2026-06-30 12:51 UTCEG score recompute
  47. 2026-06-30 12:51 UTCGHSA enrichment
  48. 2026-06-30 08:28 UTCEG score recompute
  49. 2026-06-30 08:28 UTCGHSA enrichment
  50. 2026-06-30 04:26 UTCEG score recompute
  51. 2026-06-30 04:26 UTCGHSA enrichment
  52. 2026-06-30 00:26 UTCEG score recompute
  53. 2026-06-30 00:26 UTCGHSA enrichment
  54. 2026-06-29 20:26 UTCEG score recompute
  55. 2026-06-29 20:26 UTCGHSA enrichment
  56. 2026-06-29 16:26 UTCEG score recompute
  57. 2026-06-29 16:26 UTCGHSA enrichment
  58. 2026-06-29 14:06 UTCEPSS rescore
  59. 2026-06-29 14:06 UTCEPSS rescore
  60. 2026-06-29 12:24 UTCEG score recompute
  61. 2026-06-29 12:24 UTCGHSA enrichment
  62. 2026-06-29 08:24 UTCEG score recompute
  63. 2026-06-29 08:24 UTCGHSA enrichment
  64. 2026-06-29 04:23 UTCEG score recompute
  65. 2026-06-29 04:23 UTCGHSA enrichment
  66. 2026-06-29 00:11 UTCEG score recompute
  67. 2026-06-29 00:11 UTCGHSA enrichment
  68. 2026-06-28 20:10 UTCEG score recompute
  69. 2026-06-28 20:10 UTCGHSA enrichment
  70. 2026-06-28 16:09 UTCEG score recompute
  71. 2026-06-28 16:09 UTCGHSA enrichment
  72. 2026-06-28 14:07 UTCEPSS rescore
  73. 2026-06-28 12:08 UTCEG score recompute
  74. 2026-06-28 12:08 UTCGHSA enrichment
  75. 2026-06-28 08:06 UTCEG score recompute

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-49106?
CVE-2026-49106 is a critical vulnerability published on June 15, 2026. Unauthenticated PHP Object Injection in Integration for Contact Form 7 and Constant Contact <= 1.1.6 versions.
When was CVE-2026-49106 disclosed?
CVE-2026-49106 was first published in the National Vulnerability Database on June 15, 2026, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-49106 actively exploited?
CVE-2026-49106 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-49106?
CVE-2026-49106 has a CVSS v4.0 base score of 9.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-49106?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-49106, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-49106

Explore →

Is Your Infrastructure Affected by CVE-2026-49106?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs